Must the government of Philippines (菲律宾政府) say sorry to China？—Yes, they __________. Their behaviour has deeply hurt Chinese people.

They argued ________each other _________ where to spend the golden week.

They argued __________ each other __________ the maths problem yesterday.[ ]

Why did they help Mrs Brown with her work? – Because she was _____.

“I want my leg! I want to run! I want to jump!”, a girl cried in the hospital in Libya(利比亚).